Home/CVE/PHP remote file inclusion vulnerability in admin.rssreader.php in the Simple RSS Reader (com_rssreader) 1.0 component fo
CVE
CVE-2008-50534
PHP remote file inclusion vulnerability in admin.rssreader.php in the Simple RSS Reader (com_rssreader) 1.0 component fo
PHP remote file inclusion vulnerability in admin.rssreader.php in the Simple RSS Reader (com_rssreader) 1.0 component for Joomla! allows remote attackers to execute arbitrary PHP code via a URL in the mosConfig_live_site parameter.
HIGH · CVSS 10
EPSS 0.63276
EPSS exploitation odds63.28% · top 1%
Act now
- EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
- EPSS percentile: top 1% of all CVEs by exploitation likelihood
- Public exploit or PoC is available
- CVSS base score ≥ 7.0
No Sigma yet — build one →
YARA rules0
Look this up elsewhere - one-click external pivots
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How to read a CVE - triage first, then detect and patch
This page is every public fact about CVE-2008-5053, cross-linked. Its job is to answer one question fast - does this need my attention now? - and then hand you the two things you do about it. Here is how an analyst reads it.
Triage: should I act now? Four signals, and they are not interchangeable:
CVSSseverity - how bad it is IF exploited, 0-10. A high CVSS alone is not urgency; a flaw can be a perfect 10 and never actually be attacked.
EPSSprobability - a model’s estimate of the chance it is exploited in the next 30 days, 0-1. This is the “will it actually happen” signal.
CISA KEVconfirmed - it is being exploited in the wild right now. The strongest signal on the page; KEV beats any score.
Weaponisedavailability - public exploits / PoCs, and especially Metasploit modules rated Excellent / Great. Reliable, packaged exploit code means low-skill attackers can use it today.
How they combine: KEV, or a dependable Metasploit module, means patch now regardless of CVSS. High CVSS + low EPSS + no exploit is real but not an emergency - schedule it. Low CVSS but KEV-listed still gets patched now. The verdict above already weighed these for you; this is how it got there.
Then what - two workflows:
Detectwhen you cannot patch today, follow this CVE to the ATT&CK techniques it enables, then Build a SIEM detection (the green button) - author a rule, test it in Atomic, deploy it. That buys visibility while the patch waits.
PatchAffected products / packages tell you if you are exposed; Fixed versions by distribution and Vendor advisories give the exact version that closes it.
Reading order for the panels below: verdict + badges, then Public exploits / Metasploit (is it weaponised), then ATT&CK techniques + Sigma / IDS rules (can I detect it), then Affected products / packages + Fixed versions (am I exposed, what patches it), then Threat actors / IOCs (who uses it), then Scoring & timeline / references (the evidence).
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Severity & exploitation scoring
EPSS exploitation probability
63.28%
Top 1%odds of exploitation in the next 30 days
CVSS metric silhouette
No structured CVSS vector for this CVE. Older entries often have only a numeric base score - the metric breakdown radar requires a full
AV:_/AC:_/... vector string published by NVD.SSVC triage
No SSVC vulnrichment for this CVE. CISA's Vulnrichment program scores newer CVEs (~2024 onwards) plus selected older critical ones. Use the EPSS probability + KEV status to triage instead.
Lifecycle
- 13 Nov 2008Published to NVD
- 16 Jun 2026Last modified
Every entry is a recorded date - NVD publish/modify, CISA KEV add, public exploit disclosure. No inferred events.
Attack path
Full kill chain
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Public Exploits & PoCs
4These PoC and exploit links come from public sources and are not verified to be safe or functional. Review the code before running anything, and treat unverified entries as untrusted. Signed-in users mark whether it works, rate 1-10, and can report malware with a required reason that becomes a public comment.
Works?
no reports yet
Rating
Works?
no reports yet
Rating
Works?
no reports yet
Rating
Works?
no reports yet
Rating
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ATT&CK techniques
4Techniques this CVE enables. Pills with a solid outline are high confidence - named directly in ATT&CK or Nuclei, or human-curated by CTID; the rest are inferred from the weakness type using MITRE's CVE Mapping Methodology and the CWE → CAPEC chain. Broad, generic-weakness guesses are filtered out. A small N× marks a technique that N independent sources agree on.
T1027.006 · HTML Smuggling2× T1027.009 · Embedded Payloads2× T1059 · Command and Scripting Interpreter T1564.009 · Resource Forking2×
▤ Build a SIEM detection for these techniques
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CAPEC attack patterns
3Attack patterns this CVE enables - the bridge from weakness to ATT&CK technique.
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Weakness Classification
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Affected Products & Versions
1joomla com rssreaderall versions
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Related CVEs
8CVEs linked to this one by a shared weakness (CWE) or affected product - joins on data already in the engine, with the reason shown per row. Not a guess.
CVE-1999-0509
Perl, sh, csh, or other shell interpreters are installed in the cgi-bin director...
same CWE-94
CVE-1999-0491
The prompt parsing in bash allows a local user to execute commands as another us...
1
same CWE-94
CVE-1999-0891
The "download behavior" in Internet Explorer 5 allows remote attackers to read a...
1
same CWE-94
CVE-1999-0702
Internet Explorer 5.0 and 5.01 allows remote attackers to modify or execute file...
1
same CWE-94
CVE-2005-3771
Multiple cross-site scripting (XSS) vulnerabilities in Joomla! before 1.0.4 allo...
same product
CVE-2005-3772
Multiple SQL injection vulnerabilities in Joomla! before 1.0.4 allow remote atta...
same product
CVE-2005-3773
Unspecified vulnerability in Joomla! before 1.0.4 has unknown impact and attack ...
same product
CVE-2006-0303
Multiple unspecified vulnerabilities in the (1) publishing component, (2) Contac...
same product
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References & Sources
4Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.